Cotonou and Niamey are on the same line of longitude and Niamey is 7^o north of Cotonou. If the radius of the earth is 6400km, how far is Niamey north of Cotonou along the line of longitude, correct to the nearest kilometer? [Take π = 22/7]

391km

503km

782km

1006km

2012km

Correct Option

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1 year ago

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ceoofwahala

20th June, 2026

Chemistry

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ASSAAS

20th June, 2026

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infinitehoaxx

21st May, 2026

Computer

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Cotonou and Niamey are on the same line of longitude and Niamey is 7o north of Cotonou. If the radius of the earth is 6400km, how far is Niamey north of Cotonou along the line of longitude, correct to the nearest kilometer? [Take π = 22/7]